from typing import Optional
from asyncio import Queue
import datetime

async def _send_status(status_queue: Optional[Queue], tool_name: str, message_type: str, data: dict):
    """辅助函数：向状态队列发送消息。"""
    if status_queue:
        await status_queue.put({
            "type": message_type,
            "step": tool_name,
            "data": data
        })

async def query_attack_history(indicator: str, indicator_type: str, days: int = 30, status_queue: Optional[Queue] = None) -> dict:
    """
    查询与特定指标相关的历史攻击记录 (SIEM/Log-Analytics)。
    这是一个占位符实现，需要替换为真实的SIEM查询逻辑。
    """
    tool_name = "Internal_Attack_History_Query"
    await _send_status(status_queue, tool_name, "tool_start", {"indicator": indicator, "type": indicator_type, "days": days})

    # --- 模拟数据 --- #
    # 在真实环境中，这里应该是连接到Elasticsearch, Splunk或类似系统的查询
    mock_siem_logs = {
        "8.8.8.8": [
            {"timestamp": (datetime.datetime.now() - datetime.timedelta(days=3)).isoformat(), "event_type": "Port Scan", "target": "10.1.1.5"},
            {"timestamp": (datetime.datetime.now() - datetime.timedelta(days=10)).isoformat(), "event_type": "Malware C2", "target": "10.1.2.10"}
        ],
        "evil-domain.com": [
            {"timestamp": (datetime.datetime.now() - datetime.timedelta(days=5)).isoformat(), "event_type": "Phishing Link Click", "user": "user01"}
        ]
    }
    # --- 模拟结束 --- #

    if indicator in mock_siem_logs:
        result = mock_siem_logs[indicator]
        await _send_status(status_queue, tool_name, "tool_end", {"indicator": indicator, "result": result})
        return {"source": "Internal-SIEM", "data": result, "status": "success"}
    else:
        msg = f"在过去{days}天内未找到与 {indicator} 相关的攻击记录"
        await _send_status(status_queue, tool_name, "tool_end", {"indicator": indicator, "result": {"message": msg}})
        return {"source": "Internal-SIEM", "data": [], "status": "not_found"}
